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Finding the Third Proportional to 125,678 and 271,036

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Solution

The third proportional to 125,678 and 271,036 is: 584,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,678 : 271,036 = 271,036 : x
  2. Step 2: Convert to fraction form
    125,678/271,036 = 271,036/x
  3. Step 3: Cross multiply
    125,678x = 271,036 × 271,036
  4. Step 4: Simplify right side
    125,678x = 73,460,513,296
  5. Step 5: Solve for x
    x = 73,460,513,296/125,678
  6. Step 6: Final answer
    x = 584,513.70

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.